# std::experimental::ranges::IndirectUnaryInvocable, std::experimental::ranges::IndirectRegularUnaryInvocable

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< cpp‎ | experimental‎ | ranges

Defined in header `<experimental/ranges/iterator>` |  |
template< class F, class I > concept bool IndirectUnaryInvocable = Readable<I> && CopyConstructible<F> && Invocable<F&, ranges::value_type_t<I>&> && Invocable<F&, ranges::reference_t<I>> && Invocable<F&, ranges::iter_common_reference_t<I>> && CommonReference< std::result_of_t<F&(ranges::value_type_t<I>&)>, std::result_of_t<F&(ranges::reference_t<I>&&)>>; |  | (ranges TS)
template< class F, class I > concept bool IndirectRegularUnaryInvocable = Readable<I> && CopyConstructible<F> && RegularInvocable<F&, ranges::value_type_t<I>&> && RegularInvocable<F&, ranges::reference_t<I>> && RegularInvocable<F&, ranges::iter_common_reference_t<I>> && CommonReference< std::result_of_t<F&(ranges::value_type_t<I>&)>, std::result_of_t<F&(ranges::reference_t<I>&&)>>; |  | (ranges TS)

| This section is incomplete Reason: add description and extra caveats

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